Created
August 8, 2011 14:12
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Canvas Iso Map > Very Basic
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<html> | |
<head> | |
<style> | |
#main { | |
border:#333; | |
border-width:2px; | |
border-style:solid; | |
} | |
</style> | |
<script type="text/javascript"> | |
var map = Array([0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]); | |
var tileDict = Array("water.png"); | |
var tileImg = new Array(); | |
var loaded = 0; | |
var loadTimer; | |
function loadImg(){ | |
for(var i=0;i<tileDict.length;i++){ | |
tileImg[i] = new Image(); | |
tileImg[i].src = tileDict[i]; | |
tileImg[i].onload = function(){ | |
loaded++; | |
} | |
} | |
} | |
function loadAll(){ | |
if(loaded == tileDict.length){ | |
clearInterval(loadTimer); | |
drawMap(); | |
} | |
} | |
function drawMap(){ | |
var tileH = 25; | |
var tileW = 50; | |
var mapX = 80; | |
var mapY = 10; | |
for(i=0;i<map.length;i++){ | |
for(j=0;j<map[i].length;j++){ | |
var drawTile= map[i][j]; | |
var xpos = (i-j)*tileH + mapX; | |
var ypos = (i+j)*tileH/2+ mapY; | |
ctx.drawImage(tileImg[drawTile],xpos,ypos); | |
} | |
} | |
} | |
function init(){ | |
ctx = document.getElementById('main').getContext('2d'); | |
loadImg(); | |
loadTimer = setInterval(loadAll,100); | |
} | |
</script> | |
</head> | |
<body onLoad="init();"> | |
<canvas id="main" width="210" height="120"></canvas> | |
</body> | |
</html> |
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